Rotor of a ventilator including a portion of a blade



FIG. 1 is a front view of a rotor of a ventilator including a portion ofa blade according to the present design;

FIG. 2 is a left side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a perspective view thereof; and,

FIG. 6 is a perspective view thereof.

The broken lines which define the bounds of the claimed design form nopart thereof.

CLAIM The ornamental design for rotor of a ventilator including aportion of a blade, substantially as shown and described.